Computer



FIG. 1 is a perspective view of my design for a computer;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof the opposite side being shown in FIG. 1;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines appearing in the figures show environmental structure or boundaries that form no part of the patented design. 

The ornamental design for a “computer”, as shown and described. 